Miracle Mud is the original refugium mud substrate developed by Leng Sy in late 1989. Miracle Mud is comprised of up to 80% oceanic mud, harvested from deep ocean water and then dried on land. The remaining 20% is a formulation of minerals and trace elements that make Miracle Mud a true MIRACLE.

• Miracle Mud continuously replenishes the mineral and trace element concentration in the pond, making this the most comprehensive filter medium available.
• Miracle Mud is the most efficient denitrifying filter medium for the money!
• Miracle Mud reverses Hole-in-the-Head disease!
• Miracle Mud helps maintain the vibrant coloration of all the koi carp in the pond!
• Not only is the EcoSystem Miracle Mud filter an efficient denitrifying and stand--alone unit, it is also the most comprehensive filtration system on the market!

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